New names for the FFD info
Added SendReceive_Solution(LinSysSol, geometry, config) before the linear solver in SU2_MDC
Merge branch 'feature_XenonPhi' of https://github.com/su2code/SU2
Small CGNS update
Merge branch 'master' of https://github.com/su2code/SU2 into feature_TNE2
Major update to variable class, solver class and EulerWall, SymmetryPlane, and FarField B.C.s